What I learned building bulk search for large datasets in React + Spring Boot

Bulk search sounds easy until real users start pasting spreadsheet data, uploading messy CSVs, and expecting clear results for thousands of records. I recently built a bulk search workflow in React + Spring Boot, and this article is a practical breakdown of what actually mattered: normalization, validation, chunking, frontend performance, and partial-failure reporting. Read the full article here: https://medium.com/p/ea69f155054a